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First Atlantic FundingUncategorized a data warehouse is which of the following mcq

a data warehouse is which of the following mcq

Data Warehouse Multiple Choice Questions and Answers :-1. Test Your Answer Click Option Button. Which of the following statement is true? a) There are no parameters . Partially demoralized The data administration subsystem helps you perform all of the following, except_____. (a) Number of users (b) Corporate objectives (c) Database design (d) Routine reporting (e) Budget. B. query optimization. A Datawarehouse is Time-variant as the data … A.Once created, the data marts will keep on being updated from the data warehouse at periodic times 2. Which of the following is not a data mining functionality? B. C.The data marts are different groups of tables in the data warehouse Data Warehouse Multiple Choice Questions and Answers 1. A.It typically requires less disk storage Its is computer sciences subject and useful in preparation of exam and interview. Converts data from multiple fields into one field (adsbygoogle = window.adsbygoogle || []).push({}); PakMcqs.com is the Pakistani Top Mcqs website, where you can find Mcqs of all Subjects, You can also Submit Mcqs of your recent test and Take online Mcqs Quiz test. 30. A data warehouse administrator is concerned with which of the following? The full form of OLAP is A) Online Analytical Processing B) … D) Transaction processing Related Posts . Your email address will not be published. Ans: c, 5. A.Expert system technology C. security management. An ETL developer is responsible for carrying out this ETL process effectively in order to get the data warehouse information from unstructured data. Ans: d, 11. An ETL developer is responsible for carrying out this ETL process effectively in order to get the data warehouse information from unstructured data. Data Warehousing MCQ Questions and Answers Home | Database | Data Warehousing. Contains only current data B. Organised around important subject areas C. Contains numerous naming conventions and formats D. Can be updated by end users. Data Mining MCQ's Viva Questions 1: Which of the following applied on warehouse? dependency between modules is based on the fact they communicate by only passing of data c. common coupling iii. C. A very small value A. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Online Library Datawarehouse Multiple Choice Questions With Answers warehouse? Most applications consist of transactions C. Data are rarely deleted D. Relatively few records are processed by applications Ans: C 2. 1. Solved MCQ on Database Backup and Recovery in DBMS set-1 1) Which of the following is not a recovery technique? D.A data mart becomes a data warehouse when it reaches a critical size B.The data warehouse is used as a source for the operational data Completely demoralized C. One-to-many We have provided Business Services Class 11 Business Studies MCQs Questions with Answers to help students understand the concept very well. a) The Data Collection is performed primarily through SSIS packages that control the collection frequency on the target d) A sound Cutting’s laptop made during Hadoop development __________ has the world’s largest Hadoop cluster. Prepare candidates to perform extraordinarily with an easy to use highly interactive platform and simplify the assessment cycle. Data are often deleted B. Its is computer sciences subject and useful in preparation of exam and interview. D. Set the foreign keys of related rows to null Multiple choice questions on DBMS topic Data Warehousing and Data Mining. a) write only b) read only c) both a & b d) none of these 2: Data can be store , … 21. The following technology is not well-suited for data mining: A. Solved MCQ of Data Warehouse set-3 information . Ans: B, 20. Data Mining MCQs Questions And Answers. Ans: D, 28. D. A relation Data that can extracted from numerous internal and external sources C. Relational databases have a strong procedural orientation Which of the following statement is true? These Data Mining Multiple Choice Questions (MCQ) should be practiced to improve the skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. | Database Administration Mcqs. Which of the following statements does not apply to relational databases? Data in which changes to existing records do not cause the previous version of the records to be eliminated Test Your Answer Click Option Button Page: 1/2 . Which of the following is the preferred way to recover a database after a system failure? Data warehouses provide direct and indirect benefits to organizations. B. At least one data mart It involves the extraction of data from multiple data sources. A. Ans: C, 23. © Copyright 2016-2020 - www.PakMcqs.com/. A.The data warehouse consists of data marts and operational data B.The data warehouse is used as a source for the operational data C.The operational data are used as a source for the data warehouse D.All of the above Ans: c 3. C.Other row(s) Check the below NCERT MCQ Questions for Class 11 Business Studies Chapter 4 Business Services with Answers Pdf free download. D. Relational databases have a strong mathematical foundation Home Data Mining and Warehousing Multiple Choice Question (MCQ) Solved MCQ of Data Warehouse set-3. B.More than 100 C.200,000 In Data Warehouse, integration means the establishment of a common unit of measure for all similar data from the different databases; Data warehouse is also non-volatile means the previous data is not erased when new data is entered in it. Data Warehouse Multiple Choice Questions and Answers :-1. B. MCQ Questions for Class 11 Business Studies with Answers were prepared based on the latest exam pattern. B.It typically requires more disk storage D.Between 40 and 60 (boundaries includeD. Page 5 At least one data mart Data stored in the various operational systems throughout the organization. Data transformation includes which of the following? 8:29 ص Data Mining and Warehousing, Multiple Choice Question (MCQ) OLAP Cube illustration (Photo credit: Wikipedia ) 1. A. b) The parameters are fixed in advance. B. Contains numerous naming conventions and formats. B. D. All of the above. A. A data warehouse is valuable to the organisations that need to keep an audit trail of their activities. Data Warehousing(Database) mcq questions and answers with easy and logical explanations for various competitive examination, interview and entrance test. Which of the following is an indirect benefit of data warehouses? Supervised learning C. Reinforcement learning Ans: B. Home Data Mining and Warehousing Multiple Choice Question (MCQ) MCQ on Data Warehouse with Answers set-2. A. M CS614 Data Warehousing Solved MCQs from Quiz # 2 Solved and shared by Gulshan Many data warehouse project teams waste enormous amounts of time searching in vain for a _____. This section focuses on "Peripheral Interface" in Microprocessor. Which of the following features usually applies to data in a data warehouse? Ans: A, 21. B.Data visualization A. backups and recovery. 1. 2. 9:07 ص Data Mining and Warehousing, Multiple Choice Question (MCQ) Data Warehouse Overview (Photo credit: Wikipedia ) 1. A system that is used to run the business in real time and is based on historical data. 22. Solved MCQs on Data Warehousing. month end summaries) b) using software to analyse highly consolidated data, c) often to view the changes over time exporting data into a spread-sheet for analysis. Contains only current data B. Organised around important subject areas C. Contains numerous naming conventions and formats D. Can be updated by end users. A. D.All of the above We provide material here for all the candidates who are preparing for the Competitive Exam.Those who have studied computer engineering must be preparing for the competitive exam.We have provided dbms mcq questions and answers thinking about them here. To confirm that data exists ETL is the process performed in the data warehouses. A. ETL is the process performed in the data warehouses. 13. Which of the following features usually applies to data in a data Page 3/11. Which of the following features usually applies to data in a data warehouse? Mcq Added by: Bilal. Match the following a. data coupling i. module A and module B have shared data b. stamp coupling ii. Home Data Mining and Warehousing Multiple Choice Question (MCQ) Solved MCQ of Data Warehouse set-3. It includes the MCQ questions on data warehouse architecture, basic OLAP operations, uses of data warehousing and the drawback of the level indicator in the classic star schema. The absence of a value 11. A) better and more timely information B) extensive new analyses performed by users C) simplified access to data D) improved customer service A.It is a process of managing timing differences between the updating of data sources and the related data warehouse objects Which of the following statements is not true about refreshing a data warehouse: Ans: a, 4. A data warehouse is which of the following? Any candidate who has to appear for DOEACC A, B or C level Exam can also use Data Warehousing Questions Answers to gain credits in their exams. Microprocessor Peripheral Interface MCQ Questions. MCQ: Data warehouse (Select One) : 1-Analytical processing in data warehouse is the act of: select one: a )summarizing data on a regular basis (e.g. This set of multiple choice question – MCQ on data warehouse includes collections of MCQ questions on fundamental of data warehouse techniques. Copyright 2020 , Engineering Interview Questions.com, Data Warehousing Objective type Questions and Answers List. This adds to Table2: A) Data warehousing B) Data mining C) Text mining D) Data selection 2. C.The data warehouse administrator has more control over the load time lag than the valid time lag The load and index is which of the following? PLEASE COMMENT BELOW WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION. Which of the following statement is true? C. A system that is used to support decision making and is based on current data. when complete structure is passed from one module to another d. content coupling iv. A. Supervised learning B. Unsupervised learning C. Reinforcement learning Ans: B. A.Data are often deleted A. D. All of the above A. PLEASE COMMENT BELOW WITH CORRECT ANSWER AND … B. Data are often deleted B. A) independent data marts architecture B) centralized data warehouse architecture C) hub-and-spoke data warehouse architecture D) federated architecture Which of the following is not a kind of data warehouse application? A. D. All of the above. A. Many-to-many A numeric value with value 0 A.Data are often deleted B.Most applications consist of transactions C.Data are rarely deleted D.Relatively few records are processed by applications Ans: c . PLEASE COMMENT BELOW WITH CORRECT ANSWER AND … Contains only current data The generic two-level data warehouse architecture includes which of the following? A data warehouse is which of the following ? D. Data that has been selected and formatted for end-user support applications. A snowflake schema is which of the following types of tables? d) Categorical vectors. Which of the following is not a kind of data warehouse application? B.Most applications consist of transactions MCQ on Data Warehouse with Answers set-2 mohamed. Ans: b, 8. Answer: (c) Real-valued vectors. Solved MCQ of Data Warehouse set-3; MCQ on Data Warehouse with Answers set-2 مايو (3) أبريل (2) مارس (2) فبراير (7) يناير (4) 2013 (144) ديسمبر (12) نوفمبر (6) أكتوبر (4) سبتمبر (6) A.Another dimension Database Mcq question are important for technical exam and interview. Give an example of a star schema. Silver Bullet Golden Bullet Suitable Hardware Compatible Product A dense index, if fits into memory, costs only _____ disk I/O access to locate a record by given key. A goal of data mining includes which of the following? Ans: B, 18. The most common source of change data in refreshing a data warehouse is: Classification in Data Mining Multiple Choice Questions and Answers for competitive exams. D. Contains only current data. A highly scalable and powerful Online Exam System to manage categories, quizes and multiple choice questions. This set of MCQ questions on data warehouse includes collections of multiple choice questions on fundamental of data warehouse techniques. Able to use bulk data manipulations before data is stored iv. A data warehouse is which of the following? Typically updated automatically on a daily or weekly basis . B. Dimension Read the most frequently asked 50 top Data Warehousing multiple choice questions and answers PDF for freshers and experienced Data Warehousing Objective type Questions and Answers List 1. B. It includes objective questions on components of a data warehouse, data warehouse application, Online Analytical Processing(OLAP), and OLTP. 13. Which of the following statement is true? The extract process is which of the following? Which of the following refers to something that can be identified in the users' work environment, something that the users want to track? This test is useful to test the basics skills of ETL developers. Ans: D, 15. What is true of the multidimensional model? A meeting has been arranged with a business analyst to understand the data requirements, which of the following should be included in the agenda? Page 2 To explain some observed event or condition | Database Administration Mcqs. 1. Ans: b, 6. Current data intended to be the single source for all decision support systems. B.300,000 The Union of a table of N rows and of a table of M rows (M. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. A. Ans: D, 19. Your email address will not be published. (a) Number of users (b) Corporate objectives (c) Database design (d) Routine reporting (e) Budget. D.None of the above Answer: C . The full form of OLAP is A) Online Analytical Processing B.Other column(s) MCQ on Data Mining with Answers set-1 Mostafa 1:57 ص Data Mining and Warehousing Multiple Choice Question (MCQ) 1. D. A number in the range 0 to M*N Data warehouse architecture is based on ..... A) DBMS B) RDBMS C) Syb... OLAP Cube illustration (Photo credit: Wikipedia) 1. 31. A data warehouse is necessary to all those organisations that are using relational OLTP. B. Tables are one of the basic components of relational databases B. Ans: c, 2. A process to change data from a detailed level to a summary level Dear Readers, Welcome to Data Warehouse Objective Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Data Warehouse.These Objective type Data Warehouse Questions are very important for campus placement … Ans: C, 24. Task of inferring a model from labeled training data is called A. Unsupervised learning B. C. Contains numerous naming conventions and formats D. create, change, and delete information. Prepare candidates to perform extraordinarily with an easy to use highly interactive platform and simplify the assessment cycle. Prepare candidates to perform extraordinarily with an easy to use highly interactive platform and simplify the assessment cycle. d) The parameters are flexible. D. A process to upgrade the quality of data before it is moved into a data warehouse Answer: (d) The parameters are flexible . a) Binary vectors. a) write only b) read only c) both a & b d) none of these 2: Data can be … C.The operational data are used as a source for the data warehouse Which data warehouse architecture uses metadata from existing data warehouses to create a hybrid logical data warehouse comprised of data from the other warehouses? A meeting has been arranged with a business analyst to understand the… Which of the following statement is true? Database Mcq question are important for technical exam and interview. ..... is an essential process where intelligent methods are applied to extract data patterns. A. A warehouse architect is trying to determine what data must be included in the warehouse. Accept the deletion without any other action The problem of finding hidden structure in unlabeled data is called… A. You can answer and check what you have got regarding data warehousing by just doing MCQs on following URLs.. A multifield transformation does which of the following? C) Selection and interpretation 4. Solved MCQ of Data Warehouse set-3 mohamed. Transient data is which of the following? 15. Data that can extracted from numerous internal and external sources Ans: C, 12. MCQ Questions for Class 11 Business Studies with Answers were prepared based on the latest exam pattern. MCQ Exam ON : Educational Computer MCQ . Advance Big data Analytics MCQ Quiz. MCQ on Data Mining with Answers set-1 ; Solved MCQ of Management Information System set-1; MCQ of Management Information System With Answer set-2 ; Solved MCQ of E-Commerce and E-Banking Set-1; Solved MCQ of Data Structure Set-1; Solved MCQ of System Analysis and Design Set-3; … D. Reprocess transactions. MCQ’s ON DATA WAREHOUSING 1. A. A data warehouse is which of the following? Converts data from one field into multiple fields A.800,000 3. A. Rollback. A) Data Characterization 5. Most applications consist of transactions C. Data are rarely deleted D. Relatively few records are processed by applications Ans: C 2. MCQ’s ON DATA WAREHOUSING 1. D. An erroneous value Data Warehousing and Data Mining - MCQ Questions and Answers SET 02. Big Data Questions And Answers. A. A.Data are often deleted B.Most applications consist of transactions C.Data are rarely deleted D.Relatively few records are processed by applications Ans: c . Ans: B _____ is a subject-oriented, integrated, time-variant, nonvolatile collection of data in support of Any student who is pursuing B.Sc. B.Once created, the data marts will directly receive their new data from the operational databases D. A process to upgrade the quality of data before it is moved into a data warehouse A warehouse architect is trying to determine what data must be included in the warehouse. The total number of measures will be: B.Updates to dimension tables may occur at different times than the fact table A.The data warehouse consists of data marts and … Which of the following features usually applies to data in a data warehouse? D.300,000 MCQ Exam ON : Educational Computer MCQ . Ans: D, 25. c) A type of probability distribution is assumed, then its parameters are inferred . Data Warehouse Multiple Choice Questions and Answers 1. A. C. The smaller of M or N Mcq Added by: Bilal. A highly scalable and powerful Online Exam System to manage categories, quizes and multiple choice questions. We want to add the following capability to Table2: for each type of account in each region, also show the dollar amount besides the number of customers. D) Transaction processing Related Posts . Hadoop MCQ Topics Basics Big Data MapReduce HDFS Yarn Pig Hive HBase Zookeeper Spark Oozie Mahout Lucene Flume Sqoop Ambari Best Hadoop Tutorials Best Hadoop Books Hadoop Quiz Quantitative Aptitude Questions. The following is true of three-tier data warehouses: B. One-to-one A.Queryable change data Which of the following features usually applies to data in a data warehouse? B. Can be updated by end users. ANSWER: D 46. C. Organized around important subject areas. This section focuses on "Data Mining" in Data Science. D. A system that is used to support decision making and is based on historical data. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced. A.Data are often deleted B.Most applications consist of transactions C.Data are rarely deleted D.Relatively few records are processed by applications Ans: c 2. DATA MINING Multiple Choice Questions and Answers :-1. Which of the following features usually applies to data in a data warehouse? Data Warehouse MCQ Questions and Answers 1. C. Near real-time updates Basic computer knowledge Basic computer knowledge. B. A null value indicates: ..... is a summarization of the general characteristics or features of a target class of data. Data Warehousing MCQs can also be used by any student who is pursuing any undergraduate or postgraduate degree in Computer Science. C. logged change data. Data Warehousing and Data Mining objective type questions bank with answers and explanation. B. Capturing a subset of the data contained in various operational systems We want to add the following capabilities to Table2: show the data for 3 age groups (20-39, 40-60, over 60), 3 revenue groups (less than $10,000, $10,000-$30,000, over $30,000) and add a new type of account: Money market. Fact These Multiple Choice Questions (MCQ) should be practiced to improve the Microprocessor skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations. Required fields are marked *. Let’s start Bigdata Analytics MCQ with Answer. Ans: B, 14. C. Joining data from one source into various sources of data C. Data stored in one operational system in the organization. A column A. D. Can be updated by end users. When an equi-join is performed on a table of N rows and a table of M rows, the resulting table has the following number of rows: A. In non-parametric models . Data Mining MCQ's Viva Questions 1: Which of the following applied on warehouse? B. A system that is used to run the business in real time and is based on current data. A. queryable change data. A row B. All of the following accurately describe Hadoop, EXCEPT _____ A. Open-source B. Real-time C. Java-based D. Distributed computing … Which of the following features usually applies to data in a data warehouse? Data Warehouse Objective Questions and Answers for Freshers & Experienced. A. Data scrubbing is which of the following? 8:29 AM Data Mining and Warehousing, Multiple Choice Question (MCQ) OLAP Cube illustration (Photo credit: Wikipedia ) 1. Data Warehousing(Database) mcq questions and answers with easy and logical explanations for various competitive examination, interview and entrance test. Ans: a, 7. C. To analyze data for expected relationships Reconciled data is which of the following? A data warehouse is which of the following ? A. Capturing all of the data contained in various operational systems Basic computer knowledge Basic computer knowledge. D. Capturing a subset of the data contained in various decision support systems Ans: B Ans: C, 27. Check the below NCERT MCQ Questions for Class 11 Business Studies Chapter 4 Business Services with Answers Pdf free download. Home Data Mining and Warehousing Multiple Choice Question (MCQ) MCQ on Data Mining with Answers set-1. Data warehouses are commonly 3NF or better: T or F. False. The value at the intersection of the row labeled “India” and the column “Savings” in Table2 should be: A warehouse architect is trying to determine what data must be included in the warehouse. 29. 2. Which of the following statement is true? C. Near real-time updates In this section we provide lots of objective question of Data Warehousing in Database Management System. The full form of OLAP is A) Online Analytical Processing B) Online Advanced Processing... Data Warehouse … This set of MCQ questions on data warehouse includes collections of multiple choice questions on fundamental of data warehouse techniques. C. A process to upgrade the quality of data after it is moved into a data warehouse C. A process to upgrade the quality of data after it is moved into a data warehouse A meeting has been arranged with a business analyst to understand the data requirements, which of the following should be included in the agenda? D. All of the above. D. To create a new data warehouse D.Another measure for each cell Ans: D, 22. Any two of the following: i. A. Relational databases are simple to understand B. Rollforward. Minkowski distance is a function used to find the distance between two . A process to change data from a summary level to a detailed level A data warehouse is useful to all organisations that currently use OLTP. c) Real-valued vectors. D. All of the above Page-2 section-1 D.Increasing the size of a dimension is difficult A process to load the data in the data warehouse and to create the necessary indexes C. Completely normalized It involves the extraction of data from multiple data sources. These short solved questions or quizzes are provided by Gkseries. An operational system is which of the following? Minkowski distance finds the distance between two real-valued vectors. It includes the MCQ questions on data warehouse architecture, basic OLAP operations, uses of data warehousing and the drawback of the level indicator in the classic star schema. 1) Data scrubbing is which of the following? Do not allow the deletion D.Parallel architecture Ans: A, 17. B. N D. Partially normalized When the referential integrity rule is enforced, which one is usually not a valid action in response to the deletion of a row that contains a primary key value referenced elsewhere? Home » Data Warehousing Objective Questions » 200+ [UPDATED] Data Warehousing MCQs, 50 top Data Warehousing multiple choice questions and answers PDF for freshers and experienced, 1. Which of the following features usually applies to data in a data warehouse? C. Switch to duplicate database. To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included. B. Organised around important subject areas Ans: d, 9. Data Warehousing multiple choice questions and answers on Data Warehousing MCQ questions quiz on Data Warehousing questions. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. A process to load the data in the data warehouse and to create the necessary indexes B. Ans: c, 3. A.The data warehouse consists of data marts and operational data B.The data warehouse is used as a source for the operational data C.The operational data are used as a source for the data warehouse D.All of the above Ans: c. 3. These short objective type questions with answers are very important for Board exams as well as competitive exams. C. Delete the related rows B. A star schema has what type of relationship between a dimension and fact table? A process to reject data from the data warehouse and to create the necessary indexes Data Warehousing and Data Mining objective type questions bank with answers and explanation. Data modeling technique used for data marts is A) Dimensional modeling B) ER – model C) Extended ER – model D) Physical model E) Logical model. Just thinking about someone we have dbms mcq questions here. B.Cooperative change data The most common source of change data in refreshing a data warehouse is _____. C. Helper Questions and answers - MCQ with explanation on Computer Science subjects like System Architecture, Introduction to Management, Math For Computer Science, DBMS, C Programming, System Analysis and Design, Data … Data Warehousing multiple choice questions and answers on Data Warehousing MCQ questions quiz on Data Warehousing questions. A. IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. B. cooperative change data. Data doesn't change after it is stored ii. C.Data are rarely deleted IF YOU THINK THAT ABOVE POSTED MCQ IS WRONG. We have provided Business Services Class 11 Business Studies MCQs Questions with Answers to help students understand the concept very well. In the relational database terminology, a table is synonymous with: C.Between 10 and 30 (boundaries includeD. Ans: D ..... is a comparison of the general features of the target class data objects against the general features of objects from one or multiple contrasting classes. C. Data that are never altered or deleted once they have been added b) Boolean-valued vectors. D.Relatively few records are processed by applications Ans: B, 16. 9:07 AM Data Mining and Warehousing, Multiple Choice Question (MCQ) Data Warehouse Overview (Photo credit: Wikipedia ) 1. A.4 MCQ on Data Mining with Answers set-1 ; Solved MCQ of Management Information System set-1; MCQ of Management Information System With Answer set-2; Solved MCQ of E-Commerce and E-Banking Set-1; Solved MCQ of Data Structure Set-1 ; Solved MCQ of System Analysis and Design Set-3; … A highly scalable and powerful Online Exam System to manage categories, quizes and multiple choice questions. A. C. Capturing all of the data contained in various decision support systems Non-parametric models differ from parametric models in that … Fact tables are which of the following? A. C. Converts data from multiple fields into multiple fields D. Data that are never deleted once they have been added B. Tends to be lower than 3NF iii. C. An attribute C.Typical business queries requiring aggregate functions take more time C.Logged change data The @active data warehouse architecture includes which of the following? D. Separating data from one source into various sources of data in Information Technology can also use this Data Warehousing mcq section. Questions and answers - MCQ with explanation on Computer Science subjects like System Architecture, Introduction to Management, Math For Computer Science, DBMS, C Programming, System Analysis and Design, Data … A process to reject data from the data warehouse and to create the necessary indexes Ans: d, 10. A data warehouse is which of the following ? D.Snapshot change data Data in which changes to existing records cause the previous version of the records to be eliminated This test is … A.The data warehouse consists of data marts and operational data Data Warehousing and Data Mining - MCQ Questions and Answers SET 04 .

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